rustHow to box a closure in Rust
Boxing a closure in Rust is a way to store a closure in a data structure. This allows the closure to be passed around and used in different contexts.
Example code:
let my_closure = || println!("Hello World!");
let boxed_closure = Box::new(my_closure);
Output:
Hello World!
Code parts:
let my_closure = || println!("Hello World!");
: This line creates a closure that prints "Hello World!"let boxed_closure = Box::new(my_closure);
: This line creates aBox
that stores the closuremy_closure
Helpful links
Related
More of Rust
- How to convert a Rust HashMap to JSON?
- How to use regex to match a double quote in Rust?
- How to replace a capture group using Rust regex?
- How to match whitespace with a regex in Rust?
- How to split a string with Rust regex?
- How to use non-capturing groups in Rust regex?
- How to match the end of a line in a Rust regex?
- How to use regex with bytes in Rust?
- How do I find the index of a substring in a string in Rust?
- How to implement PartialEq for a Rust HashMap?
See more codes...